// components/classic/music/index.js
import {classicBeh} from '../classic-beh.js'
const mMgr = wx.getBackgroundAudioManager()

Component({
  /**
   * 组件的属性列表
   */
  behaviors: [classicBeh],

  properties: {
    src: String
  },

  /**
   * 组件的初始数据
   */
  data: {
    playing: false,
    pauseSrc: './images/player@pause.png',
    playSrc: './images/player@play.png',
  },

  attached: function() {
    this._recoverStatus()
    this._monitorSwitch()
  },

  /**
   * 组件的方法列表
   */
  methods: {
    onPlay: function(event) {
      //图片要切换
      if(!this.data.playing) {
        this.setData({
          playing: true
        })
        mMgr.src = this.properties.src
      } else {
        this.setData({
          playing: false
        })
        mMgr.pause()
      }
      
    },

    _recoverStatus: function() {
      if(mMgr.paused) {
        this.setData({
          playing: false
        })
        return 
      }

      if(mMgr.src === this.properties.src) {
        this.setData({
          playing: true
        })
      }
    },
    _monitorSwitch: function() {
      mMgr.onPlay(() => {
        this._recoverStatus()
      })
      mMgr.onPause(() => {
        this._recoverStatus()
      })
      mMgr.onStop(() => {
        this._recoverStatus()
      })
      mMgr.onEnded(() => {
        this._recoverStatus()
      })
    }

  }
})
